.\" $OpenBSD: skeyprune.8,v 1.12 2014/02/12 16:58:44 schwarze Exp $
.\"
.\" Copyright (c) 1996, 2001, 2002 Todd C. Miller <Todd.Miller@courtesan.com>
.\"
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.\" copyright notice and this permission notice appear in all copies.
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.Dd $Mdocdate: February 12 2014 $
.Dt SKEYPRUNE 8
.Os
.Sh NAME
.Nm skeyprune
.Nd prune zeroed and old entries from S/Key database
.Sh SYNOPSIS
.Nm skeyprune
.Op Ar days
.Sh DESCRIPTION
.Nm skeyprune
searches through the S/Key database,
.Pa /etc/skey ,
and prunes out entries that have been zeroed out via
.Xr skeyinit 1
as well as entries that have not been modified in
.Ar days
days.
If
.Ar days
is not specified, only invalid entries are pruned.
.Pp
If a malformed entry is encountered, or if the file mode/type is incorrect,
an error is printed to the standard error.
.Sh FILES
.Bl -tag -width /etc/skey
.It Pa /etc/skey
directory containing S/Key user entries
.El
.Sh DIAGNOSTICS
The following errors are cause for concern.
.Bl -tag -width Ds
.It Can't cd to /etc/skey
The S/Key database directory,
.Pa /etc/skey ,
does not exist.
The superuser may create it by running
.Dq skeyinit -E .
.It Can't open user
The user's entry was found in
.Pa /etc/skey
but it could not be opened.
.It user is not a regular file
The user's entry is not a regular file.
.It Bad mode for user
The user's entry had a bad file mode (should be 0600).
.It Bad link count for user.
The user's entry had a bad link count (should be 1).
.It Invalid entry for user
The user's entry was not of the correct format, as specified by
.Xr skey 5 .
.El
.Sh SEE ALSO
.Xr skey 1 ,
.Xr skeyinit 1 ,
.Xr skey 5
